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心电信号时间序列基于Lyapunov指数谱的主成分聚类分析 被引量:4

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摘要 提出了心电信号时间序列基于Lyapunov指数谱的主成分聚类分析方法,对MIT-BIH数据库中22个心电数据进行了分析,得到了较好的诊断效果.还提出一种改进TSS算法,利用已知样本对未知样本进行分析,进一步提高了实验结果的准确度.该方法结合了统计学方法和非线性动力学方法的优点,十分适合应用于心电信号等非线性时间序列分析.
作者 王鼐 阮炯
出处 《科学通报》 EI CAS CSCD 北大核心 2004年第20期2122-2127,共6页 Chinese Science Bulletin
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